This Phytochemicals and Bioactivity Book is designed for researchers who are actively involved in research in the key domains of science such as Botany, Chemistry, Biochemistry, Zoology, Biotechnology, Genetic and Molecular Biology, Agriculture, Pharmacy, Plant Physiology, Pathology, Plant Biotechnology Book, Pharmacology Book, etc. We have also ensured that this Phytochemistry Book on Phytochemicals is useful to B.Sc. & M.Sc, students undergoing project work. Medicinal plants are considered a repository of numerous types of bioactive compounds possessing varied therapeutic properties. These bioactive compounds have contributed significantly to the development of various herbal therapies for a number of diseases across the globe. A wise selection of an extraction strategy is vital to drug discovery as extraction forms the basic first step in medicinal plant research, Pharmacognosy, and Phytochemistry. This book mainly deals with the extraction of active compounds from the various parts of plants and their qualitative and quantitative analysis.